content/media/webaudio/test/test_pannerNode.html

Thu, 22 Jan 2015 13:21:57 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 22 Jan 2015 13:21:57 +0100
branch
TOR_BUG_9701
changeset 15
b8a032363ba2
permissions
-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0 1 <!DOCTYPE HTML>
michael@0 2 <html>
michael@0 3 <head>
michael@0 4 <title>Test PannerNode</title>
michael@0 5 <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
michael@0 6 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
michael@0 7 </head>
michael@0 8 <body>
michael@0 9 <pre id="test">
michael@0 10 <script class="testbody" type="text/javascript">
michael@0 11
michael@0 12 function near(a, b, msg) {
michael@0 13 ok(Math.abs(a - b) < 1e-4, msg);
michael@0 14 }
michael@0 15
michael@0 16 SimpleTest.waitForExplicitFinish();
michael@0 17 addLoadEvent(function() {
michael@0 18 var context = new AudioContext();
michael@0 19 var buffer = context.createBuffer(1, 2048, context.sampleRate);
michael@0 20 for (var i = 0; i < 2048; ++i) {
michael@0 21 buffer.getChannelData(0)[i] = Math.sin(440 * 2 * Math.PI * i / context.sampleRate);
michael@0 22 }
michael@0 23
michael@0 24 var destination = context.destination;
michael@0 25
michael@0 26 var source = context.createBufferSource();
michael@0 27
michael@0 28 var panner = context.createPanner();
michael@0 29
michael@0 30 source.buffer = buffer;
michael@0 31
michael@0 32 source.connect(panner);
michael@0 33 panner.connect(destination);
michael@0 34
michael@0 35 // Verify default values
michael@0 36 is(panner.panningModel, "HRTF", "Correct default value for panning model");
michael@0 37 is(panner.distanceModel, "inverse", "Correct default value for distance model");
michael@0 38 near(panner.refDistance, 1, "Correct default value for ref distance");
michael@0 39 near(panner.maxDistance, 10000, "Correct default value for max distance");
michael@0 40 near(panner.rolloffFactor, 1, "Correct default value for rolloff factor");
michael@0 41 near(panner.coneInnerAngle, 360, "Correct default value for cone inner angle");
michael@0 42 near(panner.coneOuterAngle, 360, "Correct default value for cone outer angle");
michael@0 43 near(panner.coneOuterGain, 0, "Correct default value for cone outer gain");
michael@0 44 is(panner.channelCount, 2, "panner node has 2 input channels by default");
michael@0 45 is(panner.channelCountMode, "clamped-max", "Correct channelCountMode for the panner node");
michael@0 46 is(panner.channelInterpretation, "speakers", "Correct channelCountInterpretation for the panner node");
michael@0 47
michael@0 48 panner.panningModel = panner.EQUALPOWER;
michael@0 49 is(panner.panningModel, "equalpower", "Correct alternate panningModel enum value");
michael@0 50 panner.panningModel = panner.HRTF;
michael@0 51 is(panner.panningModel, "HRTF", "Correct alternate panningModel enum value");
michael@0 52 panner.distanceModel = panner.LINEAR_DISTANCE;
michael@0 53 is(panner.distanceModel, "linear", "Correct alternate distanceModel enum value");
michael@0 54 panner.distanceModel = panner.INVERSE_DISTANCE;
michael@0 55 is(panner.distanceModel, "inverse", "Correct alternate distanceModel enum value");
michael@0 56 panner.distanceModel = panner.EXPONENTIAL_DISTANCE;
michael@0 57 is(panner.distanceModel, "exponential", "Correct alternate distanceModel enum value");
michael@0 58
michael@0 59 panner.setPosition(1, 1, 1);
michael@0 60 panner.setOrientation(1, 1, 1);
michael@0 61 panner.setVelocity(1, 1, 1);
michael@0 62
michael@0 63 source.start(0);
michael@0 64 SimpleTest.executeSoon(function() {
michael@0 65 source.stop(0);
michael@0 66 source.disconnect();
michael@0 67 panner.disconnect();
michael@0 68
michael@0 69 SimpleTest.finish();
michael@0 70 });
michael@0 71 });
michael@0 72
michael@0 73 </script>
michael@0 74 </pre>
michael@0 75 </body>
michael@0 76 </html>

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